"Portable generator" means an acetylene generator of not more than 30 pounds carbide capacity, which has been approved for portable use by the Underwriters Laboratories and included in the "List of Inspected Gas, Oil and Miscellaneous Appliances" dated November, 1973, of low-pressure and medium pressure acetylene generators.
(Coun. J. 12-9-92, p. 25465; Amend Coun. J. 2-7-96, p. 15616)